Helena Weather History Montana, United States of America

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Past date: Past date must be from 1st Jan, 2009 onwards.

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Daily and hourly data from 1 Jan 2009 onwards.
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Thu 08 May, 2025 Weather in Helena

Sunrise: 06:03 AM Sunset: 08:47 PM	Moonrise: 05:05 PM Moonset: 04:22 AM	Max: 19.8 °c	Min: 7.5 °c	Avg: 14.4 °c	Precip: 0.00 mm	Max Wind: 22.7 kph

	Thu 08 0:00 am	Thu 08 3:00 am	Thu 08 6:00 am	Thu 08 9:00 am	Thu 08 12:00 pm	Thu 08 3:00 pm	Thu 08 6:00 pm	Thu 08 9:00 pm
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Temp	11.6°c	9.0°c	9.0°c	14.5°c	18.5°c	19.8°c	18.7°c	14.6°c
Wind	7.6 kmph	6.8 kmph	7.6 kmph	3.2 kmph	10.1 kmph	21.2 kmph	21.6 kmph	2.5 kmph
Precip	0.00 mm	0.00 mm	0.00 mm	0.00 mm	0.00 mm	0.00 mm	0.00 mm	0.00 mm
Cloud	0%	0%	0%	2%	1%	9%	12%	0%
Humidity	57%	61%	66%	58%	50%	44%	46%	54%
Pressure	1012 mb	1013 mb	1015 mb	1017 mb	1018 mb	1017 mb	1017 mb	1019 mb

Helena Annual Weather Averages

Month	High Temp	Low Temp	Avg Temp	Sunshine Hours	Rainfall	Rain days	Pressure
January	-2°C / 29°F	-10°C / 14°F	-6°C / 21°F	169 hours	21.38 mm / 0.84 In	7 days	1023 mb / 31 In
February	-2°C / 29°F	-11°C / 13°F	-6°C / 21°F	131 hours	29.63 mm / 1.17 In	9 days	1020 mb / 31 In
March	5°C / 41°F	-5°C / 23°F	0°C / 31°F	174 hours	33.33 mm / 1.31 In	7 days	1016 mb / 30 In
April	9°C / 49°F	-2°C / 29°F	4°C / 39°F	173 hours	50.71 mm / 2.00 In	9 days	1015 mb / 30 In
May	15°C / 60°F	3°C / 38°F	10°C / 49°F	202 hours	67.94 mm / 2.67 In	9 days	1013 mb / 30 In
June	21°C / 70°F	8°C / 46°F	15°C / 59°F	245 hours	73.65 mm / 2.90 In	8 days	1012 mb / 30 In
July	28°C / 82°F	12°C / 53°F	20°C / 68°F	319 hours	25.94 mm / 1.02 In	6 days	1014 mb / 30 In
August	27°C / 80°F	12°C / 53°F	19°C / 67°F	312 hours	28.50 mm / 1.12 In	4 days	1014 mb / 30 In
September	21°C / 70°F	7°C / 45°F	14°C / 58°F	277 hours	45.18 mm / 1.78 In	4 days	1015 mb / 30 In
October	11°C / 53°F	0°C / 32°F	5°C / 42°F	225 hours	35.06 mm / 1.38 In	5 days	1017 mb / 31 In
November	4°C / 38°F	-6°C / 21°F	-2°C / 29°F	202 hours	24.65 mm / 0.97 In	6 days	1020 mb / 31 In
December	-2°C / 29°F	-10°C / 14°F	-6°C / 21°F	178 hours	23.46 mm / 0.92 In	8 days	1021 mb / 31 In

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